Thermodynamic properties of MgSiO₃ majorite and phase transitions near 660 km depth in MgSiO₃ and Mg₂SiO ₄: A first principles study

Keyphrases

• Phase Transition 100%
• First-principles Study 100%
• Enstatite 100%
• Thermodynamic Properties 100%
• Majorite 100%
• Perovskite 58%
• Ilmenite 50%
• Local Density Approximation 41%
• Generalized Gradient Approximation 33%
• Transition Zone 25%
• Vol% 25%
• Ringwoodite 16%
• Clapeyron Slope 16%
• Periclase 16%
• Density Discontinuity 16%
• Compositional Model 16%
• Low Temperature 8%
• High Pressure 8%
• High Temperature 8%
• Density Functional Theory 8%
• Tetragonal 8%
• Magnesium 8%
• Phase Boundary 8%
• Bulk Modulus 8%
• Seismic Discontinuities 8%
• Subducting Slab 8%
• Triple Point 8%
• Transition Pressure 8%
• Quasi-harmonic Approximation 8%
• Density Contrast 8%
• Forsterite 8%
• Wadsleyite 8%
• Hot Plume 8%
• Classical Monte Carlo Simulations 8%
• Ferroaluminum 8%
• Octahedral Sites 8%
• Approximation Results 8%
• Pyrolite 8%
• Impedance Study 8%
• Hot-cold 8%
• Cluster Expansion Method 8%
• Simulation-based 8%
• Small Densities 8%
• Bulk Sound Velocity 8%

Earth and Planetary Sciences

• Majorite 100%
• Perovskite 58%
• Ilmenite 50%
• Local Density Approximation 41%
• Generalized Gradient Approximation 33%
• Ringwoodite 16%
• Periclase 16%
• Harmonics 8%
• Acoustic Velocity 8%
• Transition Pressure 8%
• Bulk Modulus 8%
• Wadsleyite 8%
• Pyrolite 8%
• Density Functional Theory 8%